Index: lib/sanitizer_common/sanitizer_platform.h
===================================================================
--- lib/sanitizer_common/sanitizer_platform.h
+++ lib/sanitizer_common/sanitizer_platform.h
@@ -18,7 +18,7 @@
 # error "This operating system is not supported"
 #endif
 
-#if defined(__linux__)
+#if defined(__gnu_linux__)
 # define SANITIZER_LINUX   1
 #else
 # define SANITIZER_LINUX   0